[coreboot] r624 - in coreboot-v3/mainboard/artecgroup: . dbe62

svn at coreboot.org svn at coreboot.org
Fri Feb 29 00:13:02 CET 2008


Author: rminnich
Date: 2008-02-29 00:13:01 +0100 (Fri, 29 Feb 2008)
New Revision: 624

Added:
   coreboot-v3/mainboard/artecgroup/dbe62/Kconfig
   coreboot-v3/mainboard/artecgroup/dbe62/Makefile
   coreboot-v3/mainboard/artecgroup/dbe62/cmos.layout
   coreboot-v3/mainboard/artecgroup/dbe62/dts
   coreboot-v3/mainboard/artecgroup/dbe62/irq_tables.c
   coreboot-v3/mainboard/artecgroup/dbe62/stage1.c
Modified:
   coreboot-v3/mainboard/artecgroup/Kconfig
Log:
dbe62 initial support. Probably all ok save dram. that's next.
Signed-off-by: Ronald G. Minnich <rminnich at gmail.com>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006 at gmx.net>



Modified: coreboot-v3/mainboard/artecgroup/Kconfig
===================================================================
--- coreboot-v3/mainboard/artecgroup/Kconfig	2008-02-28 14:56:43 UTC (rev 623)
+++ coreboot-v3/mainboard/artecgroup/Kconfig	2008-02-28 23:13:01 UTC (rev 624)
@@ -30,10 +30,22 @@
 	select OPTION_TABLE
 	select NORTHBRIDGE_AMD_GEODELX
 	select SOUTHBRIDGE_AMD_CS5536
+	select PIRQ_TABLE
 	help
 	  Artec Group DBE61, also known as ThinCan and Linutop.
 
+config BOARD_ARTECGROUP_DBE62
+	bool "DBE62"
+	select ARCH_X86
+	select CPU_AMD_GEODELX
+	select OPTION_TABLE
+	select NORTHBRIDGE_AMD_GEODELX
+	select SOUTHBRIDGE_AMD_CS5536
+	select PIRQ_TABLE
+	help
+	  Artec Group DBE62, also known as ThinCan and Linutop2.
+
 endchoice
 
 source "mainboard/artecgroup/dbe61/Kconfig"
-
+source "mainboard/artecgroup/dbe62/Kconfig"

Added: coreboot-v3/mainboard/artecgroup/dbe62/Kconfig
===================================================================
--- coreboot-v3/mainboard/artecgroup/dbe62/Kconfig	                        (rev 0)
+++ coreboot-v3/mainboard/artecgroup/dbe62/Kconfig	2008-02-28 23:13:01 UTC (rev 624)
@@ -0,0 +1,28 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2007 coresystems GmbH
+## (Written by Stefan Reinauer <stepan at coresystems.de> for coresystems GmbH)
+## Copyright (C) 2007 Ronald G. Minnich <rminnich at gmail.com>
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+##
+
+config MAINBOARD_NAME
+	string
+	default artecgroup/dbe62
+	depends BOARD_ARTECGROUP_DBE62
+	help
+	  This is the default mainboard name.

Added: coreboot-v3/mainboard/artecgroup/dbe62/Makefile
===================================================================
--- coreboot-v3/mainboard/artecgroup/dbe62/Makefile	                        (rev 0)
+++ coreboot-v3/mainboard/artecgroup/dbe62/Makefile	2008-02-28 23:13:01 UTC (rev 624)
@@ -0,0 +1,33 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2006-2007 coresystems GmbH
+## (Written by Stefan Reinauer <stepan at coresystems.de> for coresystems GmbH)
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+##
+
+STAGE0_MAINBOARD_OBJ := $(obj)/mainboard/$(MAINBOARDDIR)/stage1.o
+
+INITRAM_OBJ =   $(src)/mainboard/$(MAINBOARDDIR)/initram.c \
+		$(src)/northbridge/amd/geodelx/raminit.c \
+		$(src)/arch/x86/geodelx/geodelx.c
+
+STAGE2_MAINBOARD_OBJ = irq_tables.o 
+
+$(obj)/coreboot.vpd:
+	$(Q)printf "  BUILD   DUMMY VPD\n"
+	$(Q)dd if=/dev/zero of=$(obj)/coreboot.vpd bs=256 count=1 $(SILENT)
+

Added: coreboot-v3/mainboard/artecgroup/dbe62/cmos.layout
===================================================================
--- coreboot-v3/mainboard/artecgroup/dbe62/cmos.layout	                        (rev 0)
+++ coreboot-v3/mainboard/artecgroup/dbe62/cmos.layout	2008-02-28 23:13:01 UTC (rev 624)
@@ -0,0 +1,74 @@
+entries
+
+#start-bit length  config config-ID    name
+#0            8       r       0        seconds
+#8            8       r       0        alarm_seconds
+#16           8       r       0        minutes
+#24           8       r       0        alarm_minutes
+#32           8       r       0        hours
+#40           8       r       0        alarm_hours
+#48           8       r       0        day_of_week
+#56           8       r       0        day_of_month
+#64           8       r       0        month
+#72           8       r       0        year
+#80           4       r       0        rate_select
+#84           3       r       0        REF_Clock
+#87           1       r       0        UIP
+#88           1       r       0        auto_switch_DST
+#89           1       r       0        24_hour_mode
+#90           1       r       0        binary_values_enable
+#91           1       r       0        square-wave_out_enable
+#92           1       r       0        update_finished_enable
+#93           1       r       0        alarm_interrupt_enable
+#94           1       r       0        periodic_interrupt_enable
+#95           1       r       0        disable_clock_updates
+#96         288       r       0        temporary_filler
+0          384       r       0        reserved_memory
+384          1       e       4        boot_option
+385          1       e       4        last_boot
+386          1       e       1        ECC_memory
+388          4       r       0        reboot_bits
+392          3       e       5        baud_rate
+400          1       e       1        power_on_after_fail
+412          4       e       6        debug_level
+416          4       e       7        boot_first
+420          4       e       7        boot_second
+424          4       e       7        boot_third
+428          4       h       0        boot_index
+432	     8       h       0        boot_countdown
+1008         16      h       0        check_sum
+
+enumerations
+
+#ID value   text
+1     0     Disable
+1     1     Enable
+2     0     Enable
+2     1     Disable
+4     0     Fallback
+4     1     Normal
+5     0     115200
+5     1     57600
+5     2     38400
+5     3     19200
+5     4     9600
+5     5     4800
+5     6     2400
+5     7     1200
+6     6     Notice
+6     7     Info
+6     8     Debug
+6     9     Spew
+7     0     Network
+7     1     HDD
+7     2     Floppy
+7     8     Fallback_Network
+7     9     Fallback_HDD
+7     10    Fallback_Floppy
+#7     3     ROM
+
+checksums
+
+checksum 392 1007 1008
+
+

Added: coreboot-v3/mainboard/artecgroup/dbe62/dts
===================================================================
--- coreboot-v3/mainboard/artecgroup/dbe62/dts	                        (rev 0)
+++ coreboot-v3/mainboard/artecgroup/dbe62/dts	2008-02-28 23:13:01 UTC (rev 624)
@@ -0,0 +1,48 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Ronald G. Minnich <rminnich at gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+/{
+	mainboard-vendor = "Artec";
+	mainboard-name = "DBE62";
+	cpus { };
+	apic at 0 {
+		/config/("northbridge/amd/geodelx/apic");
+	};
+	domain at 0 {
+		/config/("northbridge/amd/geodelx/domain");
+		pci at 1,0 {
+			/config/("northbridge/amd/geodelx/pci");
+		};
+		pci at 15,0 {
+			/config/("southbridge/amd/cs5536/dts");
+			enable_ide = "1";
+			/* Interrupt enables for LPC bus.
+			 *  Each bit is an IRQ 0-15. */
+			lpc_serirq_enable = "0x00001002";
+			/* LPC IRQ polarity. Each bit is an IRQ 0-15. */
+			lpc_serirq_polarity = "0x0000EFFD";
+			/* 0:continuous 1:quiet */
+			lpc_serirq_mode = "1";
+			/* GPIO(0-0x20) for INT D:C:B:A, 0xFF=none. 
+			 * See virtual PIC spec. */
+			enable_gpio_int_route = "0x0D0C0700";
+		};
+	};
+};

Added: coreboot-v3/mainboard/artecgroup/dbe62/irq_tables.c
===================================================================
--- coreboot-v3/mainboard/artecgroup/dbe62/irq_tables.c	                        (rev 0)
+++ coreboot-v3/mainboard/artecgroup/dbe62/irq_tables.c	2008-02-28 23:13:01 UTC (rev 624)
@@ -0,0 +1,116 @@
+/*
+* This file is part of the coreboot project.
+*
+* Copyright (C) 2007 Advanced Micro Devices, Inc.
+*
+* This program is free software; you can redistribute it and/or modify
+* it under the terms of the GNU General Public License version 2 as
+* published by the Free Software Foundation.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program; if not, write to the Free Software
+* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+*/
+
+#include <types.h>
+#include <lib.h>
+#include <console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <string.h>
+#include <msr.h>
+#include <io.h>
+#include <pirq_routing.h>
+#include <amd_geodelx.h>
+#include "../../../southbridge/amd/cs5536/cs5536.h"
+
+
+
+/* Platform IRQs */
+#define PIRQA 10
+#define PIRQB 11
+#define PIRQC 10
+#define PIRQD 11
+
+/* Map */
+#define M_PIRQA (1 << PIRQA)	/* Bitmap of supported IRQs */
+#define M_PIRQB (1 << PIRQB)	/* Bitmap of supported IRQs */
+#define M_PIRQC (1 << PIRQC)	/* Bitmap of supported IRQs */
+#define M_PIRQD (1 << PIRQD)	/* Bitmap of supported IRQs */
+
+/* Link */
+#define L_PIRQA 1		/* Means Slot INTx# Connects To Chipset INTA# */
+#define L_PIRQB 2		/* Means Slot INTx# Connects To Chipset INTB# */
+#define L_PIRQC 3		/* Means Slot INTx# Connects To Chipset INTC# */
+#define L_PIRQD 4		/* Means Slot INTx# Connects To Chipset INTD# */
+
+const struct irq_routing_table intel_irq_routing_table = {
+	PIRQ_SIGNATURE,
+	PIRQ_VERSION,
+	32 + 16 * 5,		/* Max. number of devices on the bus */
+	0x00,			/* Where the interrupt router lies (bus) */
+	(0x0F << 3) | 0x0,      /* Where the interrupt router lies (dev) */
+	0x00,			/* IRQs devoted exclusively to PCI usage */
+	0x100B,			/* Vendor */
+	0x002B,			/* Device */
+	0,			/* Crap (miniport) */
+	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* u8 rfu[11] */
+	0x00,			/* Checksum */
+	{
+	 /* bus, dev|fn,           {link, bitmap},      {link, bitmap},     {link, bitmap},     {link, bitmap},     slot, rfu */
+	 {0x00, (0x01 << 3) | 0x0, {{L_PIRQA, M_PIRQA}, {0x00, 0x00}, {0x00, 0x00}, {0x00, 0x00}}, 0x0, 0x0},	/* cpu */
+	 {0x00, (0x0F << 3) | 0x0, {{L_PIRQA, M_PIRQA}, {L_PIRQB, M_PIRQB}, {L_PIRQC, M_PIRQC}, {L_PIRQD, M_PIRQD}}, 0x0, 0x0},	/* chipset */
+	 {0x00, (0x0D << 3) | 0x0, {{L_PIRQC, M_PIRQC}, {0x00, 0x00}, {0x00, 0x00}, {0x00, 0x00}}, 0x0, 0x0},	/* ethernet */
+	}
+};
+
+unsigned long write_pirq_routing_table(unsigned long addr)
+{
+	int i, j, k, num_entries;
+	unsigned char pirq[4];
+	u16 chipset_irq_map;
+	u32 pciAddr, pirtable_end;
+	struct irq_routing_table *pirq_tbl;
+
+	pirtable_end = copy_pirq_routing_table(addr);
+
+	/* Set up chipset IRQ steering. */
+	pciAddr = 0x80000000 | (CHIPSET_DEV_NUM << 11) | 0x5C;
+	chipset_irq_map = (PIRQD << 12 | PIRQC << 8 | PIRQB << 4 | PIRQA);
+	printk(BIOS_DEBUG, "%s(%08X, %04X)\n", __FUNCTION__, pciAddr,
+		     chipset_irq_map);
+	outl(pciAddr & ~3, 0xCF8);
+	outl(chipset_irq_map, 0xCFC);
+
+	pirq_tbl = (struct irq_routing_table *) (addr);
+	num_entries = (pirq_tbl->size - 32) / 16;
+
+	/* Set PCI IRQs. */
+	for (i = 0; i < num_entries; i++) {
+		printk(BIOS_DEBUG, "PIR Entry %d Dev/Fn: %X Slot: %d\n", i,
+			     pirq_tbl->slots[i].devfn, pirq_tbl->slots[i].slot);
+		for (j = 0; j < 4; j++) {
+			printk(BIOS_DEBUG, "INT: %c bitmap: %x ", 'A' + j,
+				     pirq_tbl->slots[i].irq[j].bitmap);
+			/* Finds lsb in bitmap to IRQ#. */
+			for (k = 0; 
+			     (!((pirq_tbl->slots[i].irq[j].bitmap >> k) & 1)) 
+				     && (pirq_tbl->slots[i].irq[j].bitmap != 0);
+			     k++);
+			pirq[j] = k;
+			printk(BIOS_DEBUG, "PIRQ: %d\n", k);
+		}
+
+		/* Bus, device, slots IRQs for {A,B,C,D}. */
+		pci_assign_irqs(pirq_tbl->slots[i].bus,
+				pirq_tbl->slots[i].devfn >> 3, pirq);
+	}
+
+	/* Put the PIR table in memory and checksum. */
+	return pirtable_end;
+}

Added: coreboot-v3/mainboard/artecgroup/dbe62/stage1.c
===================================================================
--- coreboot-v3/mainboard/artecgroup/dbe62/stage1.c	                        (rev 0)
+++ coreboot-v3/mainboard/artecgroup/dbe62/stage1.c	2008-02-28 23:13:01 UTC (rev 624)
@@ -0,0 +1,70 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007 Advanced Micro Devices, Inc.
+ * Copyright (C) 2008 Ronald G. Minnich
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#include <types.h>
+#include <lib.h>
+#include <console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <string.h>
+#include <msr.h>
+#include <io.h>
+#include <amd_geodelx.h>
+#include <southbridge/amd/cs5536/cs5536.h>
+#include <northbridge/amd/geodelx/raminit.h>
+
+static const struct wmsr {
+	u32 reg;
+	struct msr  msr;
+} dbe62_msr[] = {
+	{.reg = 0x10000020, {.lo = 0x00fff80, .hi = 0x20000000}},
+	{.reg = 0x10000021, {.lo = 0x80fffe0, .hi = 0x20000000}},
+	{.reg = 0x40000020, {.lo = 0x00fff80, .hi = 0x20000000}},
+	{.reg = 0x40000021, {.lo = 0x80fffe0, .hi = 0x20000000}},
+};
+
+static void dbe62_msr_init(void)
+{
+	int i;
+	for (i = 0; i < ARRAY_SIZE(dbe62_msr); i++)
+		wrmsr(dbe62_msr[i].reg, dbe62_msr[i].msr);
+}
+
+void hardware_stage1(void)
+{
+	post_code(POST_START_OF_MAIN);
+
+	dbe62_msr_init();
+
+	cs5536_stage1();
+
+	/*
+	 * NOTE: Must do this AFTER the early_setup! It is counting on some
+	 * early MSR setup for the CS5536.
+	 */
+	cs5536_setup_onchipuart();
+}
+
+void mainboard_pre_payload(void)
+{
+	geode_pre_payload();
+	banner(BIOS_DEBUG, "mainboard_pre_payload: done");
+}





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